ABC26GN3097 · Ratio and Proportion

Subject: General Aptitude · Chapter: Ratio and Proportion · Exam: 2009 · Marks: · Difficulty:

Two numbers x and y are in the ratio 5 : 7 and their if A’s share is ` 1680, the share of D is sum is 36. Then x is

(a)` 2100 12

(b)` 2700 15

(c)` 2900

(d)` 3600

Answer

Answer (as printed): B

Explanation

Let x = 5k and y = 7k. Then, x + y = 36 ⇒ 5k + 7k = 36 ⇒ 12k = 36 ⇒ k = 3. \ x = 5k = 5 × 3 = 15.

Explanation as extracted from the printed page; notation may be imperfect.